PMC:7782580 / 64207-64298 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T485","span":{"begin":0,"end":91},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The r was used to assess the correlation between two variables in the regression framework."}